Apparatus for fracturing and method for producing fractured fragments
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United States of America Patent
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Feb 17, 2015
Grant Date -
Apr 25, 2013
app pub date -
Oct 16, 2012
filing date -
Oct 21, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
An apparatus for fracturing in which: a fracturing tooth is formed so as to have a larger base part than a top end; a fixing cover is formed along a longitudinal direction of rolls and is provided with fixing holes for fracturing teeth arranged along the longitudinal direction, expanded parts which are formed by expanding both sides of the fixing holes, and an indented part which is formed by narrowing a part between the fixing holes with respect to the expanded parts; the base part of the fracturing tooth is held between the roll and the fixing cover fixed on the roll and the indented part and the expanded part of the adjacent fixing cover are engaged with each other in fracturing teeth unit, so that the fracturing teeth are arranged in a staggered manner.
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